Questions Asked on
October 27, 2016

Geometry Help?
Can anyone check my answers? * = My answer 1. Find the length of the missing side. Leave your answer in simplest radical form (1 point) The triangle is not drawn to scale. Sides 4 on the bottom and 3 on the side a. 25 b. 144 c. 5 d. √5* 2. Find the
asked by Kairi 
Chemistry
How much sulphuric acid containing 90% H2SO4 by wt. is needed for the production of 1000 kg of HCl containing 42% HCl by weight in this reaction. 2NaCl + H2SO4 > Na2SO4 + 2HCl
asked by Kritim 
maths
find the value of tan37.5 degree
asked by HariOm tripathi 
english
25. which sentence is punctuated correctly? a. "Are you finished yet, Miriam asked?" b. Are you finished yet, " Miriam asked?" c. "Are you finished yet"?Miriam asked. d. "Are you finished yet?" Miriam asked.*** 26. Which sentence correctly uses punctuation
asked by john 
English
In Marigolds how does the author use of tone help describe Elizabeth's perception of her childhood? her tone sounds solemn at first showing that she was reflecting over her sad or hard childhood. Then it switches to matter of fact because she realizes she
asked by Karla 
Spanish Homework
Question Indique si las palabras son sinónimos, antónimos o que no son relacionadas. Question 1 of 12 lujosa y básica antónimos Question 2 of 12 la pensión y el hostal sinónimos Question 3 of 12 el huésped y el visitante sinónimos Question 4 of 12
asked by Jaylnn 
ALGEBRA 2
An apple pie uses 4 cups of apples and 3 cups of flour. An apple cobbler uses 2 cups of apples and 3 cups of flour. You have 16 cups of apples an 15 cups of flour. When you sell these at the Farmers market you make $3.00 profit per apple pie and $2.00
asked by King 
Chemistry
How many grams of H2O are required to react with excess CaC2 to produce 23.0 g of C2H2 according to the following equation? CaC2 + 2H2O > Ca(OH)2 + C2H2 a.4.5 b.15.9 c.31.8 d.1.766 I think this equation works out by multiplying 2 moles by the molar mass
asked by Rebecca 
Spanish Literature
 La Peregrina= The Pilgrim Ok, so I have submitted the questions I have to answer in the form they were presented to me. Below the questions I have submitted my answers first in English and then how I have translated them into Spanish. (I did have
asked by Jaylnn 
English
When should a writer organize details from most important to least important? I have to write a paragraph on why I'm choosing the mosttoleast method of organization over the other methods. I also have to state why I believe this method is the most
asked by anonymous 
physics
If the rotational speed of a CD changes from 550 rpm to 200 rpm as it plays 30 minutes of music, what is the CD's average rotational acceleration?
asked by Katelyn 
Math
A hemispherical tank has a diameter 10cm is fixed by water issuing from a pipe of radius 20cm at 2m per second. Calculate currently to 3.s.f the time in mind Tessa it take to fixed the tank.
asked by Sam 
english
What does the narrator of “All Watched Over by Machines of Loving Grace” want? people to reject computers computers to rule man and animal the natural world to swallow up technology computers and living things to live together in a natural harmony The
asked by j.j 
Health
Which of the following people is most likely to have the highest selfesteem? A 15yearold male A 15yearold female A 50yearold female A 50yearold male (MY ANSWER)
asked by LOVE 
math
the area of a trapezoid cornfield IOWA is 18000 sq m The100 meter side IO is parallel to the 150 meter side WA. This field is divided into four sections by diagonal roads IW and OA. Find the areas of the triangular sections
asked by narender 
Math
Use the Properties of Equality to solve each equation. 1. e + 7= 15 a. 22 b. 8*** c. 8 d. 22 2. r + 18 = 26 a. 8*** b. 6 c. 44 d. 54 3. a  6= 19 a. 25 b. 13*** c. 13 d. 25 4. b  3= 4 a. 7 b. 1 c. 1 d. 7*** I am having most trouble with the last
asked by Anonymous 
math
a woman is four times older than her daughter five years ago the product of their age was 175 find their present age
asked by Anonymous 
Math
A rocket is launched at t=0 seconds. Its height, in feet, above sealevel, as a function of time,t, is given by h(t)=16t^2+112t+480 When does the rocket hit the ground after it is launched?
asked by Anthony 
Physics
A river flows from south to north at 5km/hr. On this river a boat is heading east to west perpendicular to the current at 7km/hr. As viewed by an eagle hovering at rest over the shore, how fast and in what direction is the boat travelling?
asked by Alisha 
Social Studies
Approximately how many joined Nathaniel Bacon in attacking and killing Native Americans?
asked by Anonymous 
social studies
explain how the civic virtues of the ancient romans inspired the founding fathers vision of how citizens should conduct themselves in the united states
asked by alex 
Math
Lenora is using the recipe of 1/3 cup vegetable oil, 1/4 cup vinegar, salt and pepper to taste. She wants to make 20 batches of the recipe. How much vegetable oil and how much vinegar does she need?
asked by Arianna 
Chemistry
The principal quantum number (n): (1) specifies the subshell of the orbital. (2) specifies the principal shell of the orbital. (3) specifies the 3D shape of the orbital. (4) specifies the maximum number of electrons. (5) none of the above
asked by Beth 
Spanish
Grammatically correct? Mi hermana es muy trabajadora? Correct
asked by Jenna 
chemistry
When 1367 J of heat energy is added to 44.1 g of hexane, C6H14, the temperature increases by 13.7 °C. Calculate the molar heat capacity of C6H14.
asked by sam 
US Govt
What is the main controversy over the citizenship requirement for the presidency?
asked by tryin hard 
english
2.Give an example of parallelism from “The Declaration of Independence”. What effect does it have on the document’s central idea?
asked by Hailey 
Computer Science
Write a program that Will prompt a user to enter his/her name and number.use a while loop that will display the user name times the entered number
asked by Tom 
Physics
A man walking on a road at 3km/hr encounters rain falling vertically at 18km/hr. At what angle should he hold the umbrella to protect himself from rain?
asked by Alisha 
English
Choose the appropriate vocabulary word from The Call of the Wild to fill in the following sentence: "Buck often went on walks, swam, or played with Judge Miller's ." A. Progeny B. Demesnes C. Intimates
asked by JJ's Fan 
physics
The work that a force does by acting on an object is equal to what? 1) the product of force (in the direction of motion) and distance and is negative if the force and motion are in the same direction 2) the product of force (in the direction of motion) and
asked by Jessica 
maths
a woman is four times older than her daughter five years ago the product of their age was 175 find their present age
asked by Anonymous 
math
Surface area of a composite object. A cone with a slant height of 8.9cm and a radius of 4cm. The cones base is attached on top of a rectangular prism whose length is 41cm, width is 20cm and height is 40cm. It is attached with a hemisphere whose radius is
asked by Maryam 
math
A rectangular table top has a perimeter of 22 inches and an area of 28 square inches. Find its dimensions.
asked by bsjs 
Math
The table below shows the melting points of four elements. Which element has the highest melting point.
asked by Siara 
Algebra
f(x) varies inversely with x and f(x) = –10 when x = 20. What is the inverse variation equation?
asked by Sara 
English
How can readers best analyze and evaluate persuasive appeals? A. by testing the author’s logic and reasoning B. by outlining the author’s main points C. by examining the author’s diction and syntax D. by discounting the author’s rhetorical devices
asked by need help now 
Literature
Classify the capitalized words. In 1609, Galileo was the first person to look AT THE MOON through a telescope. Is it a adjective phrase or adverb phrase?
asked by Lenae 
Math
Lorraine is placing tiles in rows.In each succeeding row,she doubles the number of tiles.The ninth row has 768 tiles.How many tiles did Lorraine use in the first row?
asked by Chase 
Physics
two blocks (a and b) are in contact on a horizontal frictionless surface. a 60N constant horizontal force is applied to A. the mass of a is 3.0 kg and the mass of b is 15 kg. what is the magnitude of the force of a on b
asked by Jane 
Math
What is 51 tens and 9 ones
asked by Anonymous 
physics
A child with a mass of 46 kg is riding on a merrygoround. If the child has a speed of 3 m/s and is located 2.2 m from the center of the merrygoround, what is the child's angular momentum? ____kg·m2/s
asked by Sue 
Algebra
Bananas are on sale for $0.40 a pound, and you have a coupon for $0.25 off your total purchase. Write a function rule for the cost of n pounds. How much would 30 pounds of bananas cost? A) C(n)=0.25n0.40;$7.10 B) C(n)=0.4n0.4;$11.60 C)
asked by Leslie 
time speed and distance
P, Q and R start from the same place X at (a) kmph, (a+b) kmph and (a+2b) kmph respectively. If Q starts p hours after P, how many hours after Q should R start, so that both Q and R overtake P at the same time? Answer is pa/a+2b Please solve this question
asked by Dharmesh 
Math (Fraction Word Problem)
You have threefifths of a pizza leftover, and you plan to eat half of it for lunch. How much of the original pizza do you have left over? If I have 3/5 of a pizza leftover and I plan to eat 1/2 of it for lunch doesn't that mean you have to divide? This is
asked by Joey 
Chemistry
If 3.60 moles of SiO2 and 3.60 moles of C react to form SiC accodring to the equation SiO2 + 3 C > SiC + 2 CO how many moles of CO will be produced? a. 1.20 b.2.40 c.3.60 d.7.20 Do I have to use SiC in any part of the equation, I am very confused and I
asked by Rebecca 
Drivers ED
When people drink alcohol beverages their? A:judgement and coordination are not affected B:coordination is affected before their judgement C:coordination and judgement is affected at the same time. D:judgement is affected before their coordination***
asked by Marylyn 
Physics
You toss a ball from your window 8m above the groun. When the ball leaves your hand, ut is moving at 10m/s at an angle of 20 degree below the horizontal. How far horizontally from your window will the ball hit the ground? Ignore air resistance. Plz answer
asked by Alisha 
LANGUAGE ARTS
The following question asks about one or more selections from your Literature textbook. You may use your textbook to answer this question. 1. Write an essay in which you analyze the importance of plot events and characters’ actions to the development of
asked by ANSWERS PLEAAAAAASSSSSSSSEEEEEEEE 
Math
A trapezium shows a wooden block in the form of a prism. PQRS is a trapezium with pq//SR. Pq=7cm,PS=5cm and SR=4cm.if the block is 12cm long, calculate its volume.
asked by Dolapo 
physics
Robin is standing terrified at the end of a diving board, which is high above the water. If Robin has a mass of 56 kg and is standing 1.5 m from the board's pivot point, what torque is Robin exerting on the board?
asked by Heather 
English
Journal Entry 3: Prewriting and Thesis Statement Brainstorm: Review the description of brainstorming in your textbook on page 111. Then write a list of all the social media and social networking websites and apps you might use to connect with friends and
asked by anonymous 
history
1.What is a definition of citizenship? A.having been born in a country B.being a full and equal member of a nation C.having pledged to respect and support a government's values D.fulfilling all the responsibilities and having all the rights of living in a
asked by love help 
math check answers
You invest $75.00 the first month and $100.00 the second month at 3.75% APR. How much interest do you get at the end of the second month? $0.23 $3.36 $3.59 my answer $3.13
asked by Anonymous 
Chemistry
Draw the product(s) of the following reaction CH3CH2C(triple bond)CCH2 > ? (Na/NH3)
asked by anon 
statistics
Suppose the average weight for population of men is 178 pounds. You draw a random sample of 10 men and record the following weights: 150, 145, 180, 200, 175, 190, 142, 175, 240, 150. Calculate the sampling error.
asked by Bob 
Math
Ron is tiling a countertop. He needs a place 54 squarrs tiles in each of the 8 rows to cover the counter. He wantd to randomly place 8 groups of 4 blue tiles and have the rest of the tiles be white. How many white tiles will Ron need?
asked by Charissa 
chemistry
In a constantpressure calorimeter, 60.0 mL of 0.300 M Ba(OH)2 was added to 60.0 mL of 0.600 M HCl. The reaction caused the temperature of the solution to rise from 21.75 °C to 25.84 °C. If the solution has the same density and specific heat as water
asked by sam 
Math
Have trouble with math mixtures problem!! AT a family reunion, the average age of all those present was 45 years. If the two oldest people, aged 86 and 84 years, had not been present, the average age would have been 41 years. How many peoeple were at the
asked by Jess 
Physics
1. Compare the slope of the distance vs. time graph to the average of all your velocity values. Are they close? Why or why not? What does the slope of a distance (or displacement) vs. time graph mean? Explain the answer using your data.
asked by Kevana 
History
With which other reform leader did W.E.B. Dubois most agree about fighting social injustice? A:Booker T. Washington B:William Jennings Bryan C:Susan B. Anthony*** The Populist Party lost in large in part as a result of? A:Their refusal to endorse William
asked by Marylyn 
English
"The Yellow Wallpaper" by Charlotte Perkins Gilman Can someone check to see if these are right? Much appreciated. I tried to include the quotes to make it a little easier. 1. The narrator's attitude towards the setting in lines 15 is best described as ? "
asked by Allie 
Organic Chemistry 2
The typical % yield for the reduction of 9fluorenone using NaBH4 to obtain 9fluorenol is 80%. In my experiment I obtained 89 %. Can you explain the reasons why my yield is higher? Is it better to obtain a higher yield or a lower yield than the expected
asked by Alice 
Physics
Three children are riding on the edge of a merry–go–round that is 84 kg, has a 1.40–m radius, and is spinning at 20.0 rpm. The children have masses of 21.0, 24.0, and 29.0 kg. If the child who has a mass of 24.0 kg moves to the center of the
asked by Ashley 
Algebra
Billy weighs 50lbs less then his brother together they weigh 210lbs what is the equation to figure out how much billy weighs
asked by Jon 
Geography
What kinds of geographic forces were involved in creating the Christmas day tsunami?
asked by Cool Police 
math
Crackers come in packages of 7. Ethan ate 82 crackers. How many whole boxes did he eat and how many crackers does he have left?
asked by fardosa 
chemistry
An 80.0gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 8305 J. What is the specific heat of the gas?
asked by sam 
math
1)Question : granny georgette and kiwi have a combined age of 77 if kiwi is 13 years less than twice granny georgette age how old is kiwi. please check my answer and correct me if i'm wrong. please. . . . thanks thanks
asked by zar 
math
If Aaron split 01 pencil between 7 people in his class and kept the left overs, how many pencils did each classmate get?
asked by fardosa 
finance
teresa buys 100 shares of XYZ sock on margin at $20 per share. If the margin requirement is 45 percent, the interest rate is 10 percent, and she holds the security for 1 year, how much interest must she pay?
asked by tiffany 
Physics
A car of mass 1000 kg moving with a velocity of 30m/s applies break and stop after 3s. Find the magnitude of retarding force, the distance travelled by the car before it came to rest and the work done by the breaking force.
asked by Priyanshu 
physics
A twostage rocket moves in space at a constant velocity of +4890 m/s. The two stages are then separated by a small explosive charge placed between them. Immediately after the explosion the velocity of the 1380kg upper stage is +5660 m/s. What is the
asked by BrookeNeed 
Physics
After skiding down a snowcovered hill on an inner tube, Ashley is coasting across a level snowfield at a constant velocity of +3.4 m/s. Miranda runs after her at a velocity of +4.0 m/s and hops on the inner tube. How fast do the two of them slide across
asked by BrookeNeed 
physics
A 1400 kg car is traveling at 28 m/s around a curve with a radius of 116 m. What is the angular momentum of the car?
asked by Beth 
math
What is the ratio of 89/100
asked by Harriet wilds 
Math (Derivative)
Computer the derivative of f(x)=x(1/x) for x>0 using the definition of the derivative.
asked by Ray 
math
The square base of the Great Pyramid of Khufu has a length of approximately 1.476 * 10^3 feet. Its height is about 2.17*10^2 feet. Find the approximate volume of the pyramid. Write your answer in scientific notation. Round the coefficient to the nearest
asked by scientific notation plz help 
math
If I add to my number a number that is 17 more than twice my number, the sum will be 65. What is my number?
asked by girl 
Geography
6. (8 marks) For the following example, assume that there is no gain of atmospheric moisture through evapotranspiration or loss through precipitation. Point A is on the windward slope of a mountain at an elevation of 0 metres. Point B is on the leeward
asked by 1212ven 
Earth Science
20. Contrast point source pollution and nonpoint source pollution. Can someone help me please?!?!?! Asap please?!?!?!?!
asked by Just a confused person... 
math
Whole numbers that go one after another are called consecutive numbers. If you add 4 consecutive numbers, you get the smallest of these numbers multiplied by 5. What is this smallest number?
asked by girl 
Reading
Where are the words asset and pitiful in the book hatchet????
asked by Kayla 
physics
A uniform vertical glass tube open at the lower end and sealed at the lower end is lowered into sea water thus trappung the air int he tube . It is observed that when the tube is submerged to a depth 10 meters the sea water has entered the lower half of
asked by emily 
Physics
You're tour director for a lunar trip, and want to award your passengers with certificates commemorating their crossing the point where the Moon's gravity becomes stronger than Earth's.How far from Earth should you award the certificate? Express your
asked by Emma 
Math
Divide $220 between Anne, Benny and Sam so that Anne has $20 more than Benny but $30 less than Sam. What's Sam's share?
asked by Lillie 
Math
Barry has three bills to pay. The first bill is three times the amount of the second one. The third bill is ten times the amount of the second bill. The difference between the first bill and the third bill is $1050. What is the total of the three bills?
asked by Lillie 
Maths
Work out the area of an equilateral triangle, with side lengths a, in sure form.
asked by Emily 
trigonimetry
three circles of radii 27,38, and 42 centimeter respectively are tangent to each other. find the median to the longest side of the triangle formed by joining the centers
asked by gionas 
LA Help!
Some people argue that television has been a destructive force in our society. What do you think about the impact of television on people? Write an essay explaining your point of view. Use reasons and examples to support your position.
asked by Pokemon 
physics
A railroad car of mass 2.15 ✕ 104 kg moving at 3.15 m/s collides and couples with two coupled railroad cars, each of the same mass as the single car and moving in the same direction at 1.20 m/s. (a) What is the speed of the three coupled cars after the
asked by Evette 
math
The population of a town in 2000 was 88000. The population increase by 20% in 2010.find the population in 2010!
asked by enock 
gk
the biggest desert plant is. .. .. ..
asked by sameer 
english
In this unit you have read writings by three people who lived at a time when the idea of human equality was widely discussed but who nevertheless experienced enslavement or belonged to families who experienced enslavement: Benjamin Banneker, Olaudah
asked by Hailey 
Math
Barry has three bills to pay. The first bill is three times the amount of the second one. The third bill is ten times the amount of the second bill. The difference between the first bill and the third bill is $1050. What is the total of the three bills?
asked by Lillie 
Algebra
you are the manager of a firm that produces two products X and Y at zero cost. there are three types of consumers(1000 of each type) with the following valuations of the two products. consumer type Product X($) ProductY($) 1 90 60 2 70 140 3 40 160 What
asked by Matthew 
time speed and distance
P, Q and R start from the same place X at (a) kmph, (a+b) kmph and (a+2b) kmph respectively. If Q starts p hours after P, how many hours after Q should R start, so that both Q and R overtake P at the same time? Answer is pa/a+2b Your faculty have posted
asked by Dharmesh 
physics
If the effect of the air resistance acting on falling raindrops is ignored, then we can treat raindrops as freely falling objects. a.) Rain clouds are typically a few hundred meters above the ground. Estimate the speed with which raindrops m/s, km/hr, and
asked by Michel 
CHEMISTRY
WRITE A BALANCE EQUATION BETWEEN PHOSPHORIC ACID AND SODIUM HYDROXIDE USING METHYL ORANGE
asked by QUEEN 
Science
Acrostic poem for L A N D F O R M S
asked by txhnth 
history
Increased suffrage and the development of new political parties in the early 1800s indicate which of the following #1 expansion of democracy*** #2 restriction of democracy #3 increase in the power of individual states #4 decrease in the power of individual
asked by Need_help_fast 
Physics
A stone is thrown from the top of a tower of height 60m with velocity 40m/s at an angle of 30 degree above the horizontal. Calculatethe time taken by the stone to hit the ground. At what distance from the foot of the tower the stone hits the ground.
asked by Swasthi 
Physics
Under what condition is average velocity equal to instantaneous velocity?
asked by Amrit 
Physics
A) Under what condition is average velocity equal to instantaneous velocity? B) Does the speedometer of car measure speed or velocity? Explain.
asked by Amrit 
English
Literary Analysis: Character and Characterization Read the selection. Then, answer the questions that follow. People who don’t know Harry tend to underestimate him. They cast a skeptical eye on his typical outfit: ragged jeans and shirts that bear
asked by Martin1162 
Physics
A) Under what condition is average velocity equal to instantaneous velocity? B) Does the speedometer of car measure speed or velocity? Explain. C) Can the magnitude of a vector be less than the magnitude of any of its components? Explain.
asked by Amrit 
maths
A man runs round a circular track at a constant speed. Would like to know how to drawn locus of the points representing the magnitude ‘d’ of the displacement of the man from the starting position against time ‘t’ , during one lap of the track.
asked by peterlaw 
Chemistry
why are most elements on the periodic table found as compound in nature?
asked by Briana 
math
There are 36 fans at the hawks/bulldogs basketball game. Every third fan is cheering for the hawks. How many fans are cheering for the bulldogs?
asked by Aleah 
Math
Which two square toots are used to estimate
asked by Kylr 
SS
how does the federal court system decide which criminal cases to take? A) they take cases that have already seen state courts B)A grand jury decides if each state has merit C)they take cases that are being appealed D)a supreme court justice decides which
asked by dude 
physics
You shoot a 56 gram dart vertically upwards from a catapult with a spring constant of 335 N/m. The catapult is initially stretched from the equilibrium point by 27 cm. What is the height above the starting point reached by the dart?
asked by polo 
Math
Emily bought a pie. Emily ate 2/3 of the pie and Ryan ate 1/5 of the pie. How much of the original pie is left?
asked by Juan 
Math
V varies inversely with T and V = 12 when T = 6. Which equation shows this relationship? V = 2T V = 72T My Answer v=2/T V=72/T
asked by Sara 
Algebra I
Can you please show me the steps and solution to this problem? I really don't understand. Thank you very much. Write an equation in slopeintercept form of the line through points S(2, 7) and T(4, 3).
asked by Marina 
Math
Writing & Evaluating Algebraic Expressions Quiz anyone do this need some help :)
asked by Mondays :P 
Math
driver a is going west at 60 mph driver b leaves 3 hours later at a rate of 72 mph how long until driver b catches up to driver A
asked by Juan 
Social Studies
How did England acquire the Dutch colony that separated its other colonies?
asked by Aralyn 
vocabulary
What is a name for a baby bird that ends in ip?
asked by Hayleigh 
math
1. Write the statement in parentheses as a conditional and provide the truth value (2 points). "An angle that measures 90° is a right angle." 2. Write the statement in parentheses as a converse and provide the truth value (2 points). "An angle that
asked by adriana 
Chemistry
A fictitious element X is composed of 78.0% of the isotope X50, 15.0% of the isotope X51 , and 7.0% of the isotope X52. Estimate the atomic mass of element X. Show your work.
asked by Gxlden 
physics
A child with a mass of 17 kg sits at a distance of 1 m from the pivot point of a seesaw. Where should a 15 kg child sit to balance the seesaw?
asked by Jessica 
physics
What is the rotational speed of the hour hand on a clock?
asked by Marian 
El Paso Community College
What are the joules needed to melt 50.0g of ice at 0 degree C and to warm the liquid to 65.0 degree C?
asked by Maria 
Geography
If you traveled from 40 degrees North 80 degrees West to 35 degrees North 105 degrees W, in which direction would you have traveled?
asked by Miguel 
Chemistry
Define electronegativity and then describe the trends in electronegativity within groups and across periods in the periodic table. Provide examples of the elements with the highest electronegativity value within a group and an example of an element with
asked by PLEASE HELP 
Information Systems Technology
Tom’s Paper Company Ltd wants to produce a payroll register using a program. The data entry clerk is required to enter data for each employee, which comprises of: the employee number (integer), the employee last name (string), the hours worked that week
asked by Akilah 
geography
Why is the Aral sea and the areas surrounding it a significant issue? What problems are the people of this region facing? Im so confused! Thanks!
asked by Katie 
time speed and distance
P, Q and R start from the same place X at (a) kmph, (a+b) kmph and (a+2b) kmph respectively. If Q starts p hours after P, how many hours after Q should R start, so that both Q and R overtake P at the same time? Answer is pa/a+2b Your faculty have posted
asked by Dharmesh 
Organic Chemistry 1
Consider the HF solution with the concentration of 5%(w/v). You can convert the % concentration into the molarity. a) Assume that you have 100ml of this solution. Determine the number of moles of HF if the concentration of HF is given as 5%(w/v) For this
asked by Zaza to DrBodd22 
Chemistry
My question talks about a buffer with HA and NaA, where NaA is the sodium salt of the acid. What does the equation for this look like? HA + NaA > H+ + NaA2 ??
asked by Dwayne 
Math
The area of a square is 64cm find its perimeter
asked by Keishara 
Algebra 1
Thank you so much for helping me with the first question. I have and another question that I am a little confused on also, could you please help me with this one too? Y8=3/7 (X6) I got y= 7/3x +38/7 Is this correct?
asked by Marina 
Social studies
Explained three what's why a newly couple would delay their first child
asked by Stacey 
math
During a triathlon, Sharon swims 1/4 of the total route and cycles 3/5 of the remaining route. She runs the rest of the route. If she runs 3,600 meters, find the total distance of the triathlon route.
asked by Lillianna 
Music
What would a researcher who studies the tango dance music of Argentina be called? ethnomusicologist historical musicologist ** i think it is this one musical theorist systematic musicologist
asked by Ariana 
math
Jessica had $15. She bought 3 apples for x dollars each. Levi had $27 and bought 5 apples for x dollars each. Which expression represents how much money both Jessica and Levi have left altogether? Select one: 27 – 5x 42 – 8x 12 – 2x 39 – 3x I got
asked by Forg 
physics
A ball bounces off the edge of a table at an initial velocity of 1.5 m/s at an angle of 30 degrees above the table, falling to the floor 75 cm below. How long will the ball be in the air?
asked by Camden 
Spanish Literature
I am trying to translate my Spanish questions in to English, to make sure I fully understand what they are asking, before I answer them back into Spanish.  La Peregrina= The Pilgrim 1. ¿Según el abuelo, a qué habían correspondido las visitas previas
asked by Jaylnn 
science
1.The trait for green eyes is dominant (Y) to brown eyes which are recessive (y). Determine the eye color a child will have with a Yy genotype: ☐Blue Eyes ☐ Green Eyes ☐ Hazel Eyes ☐ Brown Eyes 2. A bird that is heterozygous for the yellow feather
asked by ANSWERS PLEAAAAAASSSSSSSSEEEEEEEE 
Physics
A car is backing up at a rate of 10km/hr. If the driver looks through his rearview mirror, how fast does a tree, which is behind him, appear to approach him?
asked by Katherine 
physics
A frog jumps at 0.6 m/s at an angle of 20 degrees and lands on a level surface. How far does the frog jump?
asked by Camden 
chemistry
If you combine 360.0 mL of water at 25.00 °C and 120.0 mL of water at 95.00 °C, what is the final temperature of the mixture? Use 1.00 g/mL as the density of water.
asked by sam 
chemistry
An 80.0gram sample of a gas was heated from 25 °C to 225 °C. During this process, 346 J of work was done by the system and its internal energy increased by 8305 J. What is the specific heat of the gas?
asked by sam 
AP environmental science
To raise funds to meet its annual budget, a state government is debating whether to sell a large section of public forest to a logging company. Evaluate this plan in terms of two ecosystem services that the state might gain and two services the state might
asked by help meeee :0 
Chemistry
Consider a mole of gas obeying the equation of state P⋅V = n⋅R⋅T + n⋅B(T)⋅P. Find w, q, ΔU, ΔS, ΔH, ΔA, and ΔG for a reversible isothermal expansion of this gas. Express your answers in terms of initial and final pressures, T, B, and
asked by Joesph 
science
The lowest possible energy position for an electron is known as the ground state. true or false
asked by Anonymous 
math
75,74,72,69,65.What is the pattern.
asked by sarah 
Social Studies
Where were the three major Spanish settlements in the Florida colony by 1763?
asked by Anonymous 
calculus
need help in below question. Thanks. A man runs round a circular track at a constant speed. Would like to know how to drawn locus of the points representing the magnitude ‘d’ of the displacement of the man from the starting position against time
asked by peterlaw 
Math
Implicit Differentiation for (x^2+y^2)^6
asked by Steve 
STATISTICS
Miss Dombo, a Ticketing Manager with an Airline flying international routes, has realised that not all passengers show up for their reserved seat. It is clear to her that each passenger’s behaviour is independent of the other. Having fixed the chances of
asked by JANE 
physics
In a Broadway performance, an 85.0kg actor swings from a R = 4.45mlong cable that is horizontal when he starts. At the bottom of his arc, he picks up his 55.0kg costar in an inelastic collision. What maximum height do they reach after their upward
asked by Evette 
Math
One bag of m&m's weighs 3 1/2 pounds. If found friends want to share the bag of candy equally, how much would each friend get?
asked by Monroe 
Social Studies
Which of the following was one way different religions of the country agreed? A.Support of slavery~~~~ B.Support for the war of 1812 C.Support for the reigon colonies D.Support for economic stability
asked by Adeline 
math
Which of the images above represent a proof of the Pythagorean Theorem? Explain your choice, and then explain how the figure proves the Pythagorean Theorem. Figure A: Leg a= 9 units (length) Leg b= 36 units (bottom) Leg c= 64 units (diagonal length) Figure
asked by lola 
STATISTICS
A2. Reviewed statistics indicated that there is an average of five thefts per day from a large supermarket operating from 08 00 to 19 00 six days a week. Find the probability that there (a) are no thefts in a week. [2] (b) will be ten thefts in any given
asked by MOSES 
Physics
would apppeciate very much is anyone can help me in the below question. thanks. A man runs round a circular track at a constant speed. Would like to know how to drawn locus of the points representing the magnitude ‘d’ of the displacement of the man
asked by peterlaw 
Social Studies
For what purpose did the Great Wagon Road develop?
asked by Anonymous 
STATISTICS
A3. A Retailing Entrepreneur sells sophisticated running shoes whose weights are assumed to be normally distributed with a mean of 12 grammes and a standard deviation of 0.5 grammes. (a) What is the probability that a shoe weighs more than 13 grammes? [3]
asked by ISRAEL 
chemistry
Liquid sodium is being considered as an engine coolant. How many grams of liquid sodium (minimum) are needed to absorb 7.00 MJ of energy (in the form of heat) if the temperature of the sodium is not to increase by more than 10.0 °C? Use CP= 30.8
asked by sam 
math
A ball is thrown with velocity of v feet per second, at an angle of theta with the horizontal.find the vertical and horizontal components of the velocity.(let v=70 and angle theta=36)
asked by lovi 
chemistry
A student determines the heat of dissolution of solid potassium perchlorate using a coffeecup calorimeter of negligible heat capacity. When 2.13 g of KClO4(s) is dissolved in 106.00 g of water, the temperature of the solution drops from 25.00 to 23.17
asked by ayesha 
english
In which sentence is the NONESSENTIAL CLAUSE underlined? (1 point)The man leaning against the wall is from the zoo. The snake that he is holding is not poisonous. Its coloring, which is brown and green, allows it to hide in marshy areas.** That snake
asked by john 
Social Studies
What type of agriculture developed in the Tidewater region? small tobacco farms cotton plantations isolated family farms rice plantations
asked by Anonymous 
Math
Which of the images above represent a proof of the Pythagorean Theorem? Explain your choice, and then explain how the figure proves the Pythagorean Theorem. Images are in the comments >links
asked by Mike 
physics
A variablespeed drill, initially turning at 150 rpm, speeds up to 1300 rpm in a time interval of 1.0 s. What is its average rotational acceleration? ______rpm/s2
asked by Sue 
MATH HELP PLEASE
If Indianapolis to Bloomington is 3cm on a map what is the actual length. These are the answers A.100 B.150 C.200 D.250 I think it is B
asked by Maya 
English
In 'first confession' Gran is described as a ? A. Flat character < B. Round character C. Stock character D. Antagonist < I think it's either A or D... not sure which one
asked by Dani 
Math
I am having trouble with this math Mixture problem. shirley has a quantity of yellow tulip bulbs worth .10 cents each, pink tulip bulbs worth .20 cents each and red tulip bulbs worth .25 cents each. In her total collection of bulbs, there are five more
asked by Jess 
Chemistry
Methane, CH4 is the main component of natural gas which is used for cooking in many homes. The molar heat of combustion of methane is 890kj/mol. A cook wants to boil some water on a gas stove. If the stove burns 5.00g of methane to heat 2575 ml of water,
asked by Ray 
Math
Bob the builder bought 4.4 pounds of nails for $24.64. How much does one pound of nail cost?
asked by Monroe 
Maths
By making the substitution u=7^x and using part a, derive a hidden quadratic equation 7^(2x1) +4×7^(x1) 1/14 =0 and hence find all of the solutions to the above equation.
asked by Lauren 
Maths
By making the substitution u =ln x show that the following equation has exactly one realnumber solution: 12/ln x +ln x^4 = 9
asked by Lauren 
math check answers
you invest $75.00 the first month and $100.00 the second month at 3.75% APR. How much interest do you get at the end of the second month? $0.23 $3.36 $3.59 my answer $3.13
asked by Anonymous 
science
flow chart to find producr,average,sum,largest of three numbers?
asked by vinay 
math
if the probability of picking a red rose from a garden is 0.4 how many of the next 280 will be red
asked by maisie worton 
Physics
The block of mass 2.13615 kg has an acceler ation of 3.7 m/s2 as shown. What is the magnitude of F? Assume the acceleration due to gravity is 9.8 m/s2 and the surface is frictionless. Answer in units of N.
asked by Jessica 
Math (Limits)
lim ln(y1) y>1+ The answer is negative infinity but how do I show the logic of proving that it's negative infinity? I plugged in "1" to the function and got ln(0) which is obviously impossible? Thanks in advance
asked by Ray 
Math
PLEASE PLEASE HELP ME WITH THESE 2 PROBLEMS STEP BY STEP AND SHOW WORK! z/12=9 what is the value of z show how you found it. 5 x g= 230 what is the value of g show how you found it. PLEASE I REALLY NEED HELP!!!
asked by Connections Academy 6th grade 
Maths
By making the substitution u =ln x show that the following equation has exactly one realnumber solution: 9/ln x + ln x^4 =12 Sorry wrote the incorrect equation previously!
asked by Lauren 
maths
There are 8 red,6 green,10 blue. What is the probability of picking a green marble?
asked by Karabo 
math
In five games, you score 16, 12, 15, 13, and 17 points. How many points must you score in the sixth game to have an average of at least 15 points?
asked by jhon 
math
Six people are asked to pick a number from 1 to 20. What is the probability that at least two people will pick the same number? Please help. Thanks
asked by Jenna 
English Writing
Please bring something interesting to share with the class tomorrow. It can be anything that you have seen/heard/read recently in English (an article, a song, a new phrase, a short video, a picture of a sign you saw, etc). It needs to be appropriate of
asked by Jo 
Economics
If you borrow $1000 from the bank, and the effective annual rate is 9.4% with monthly compounding. How much do you pay after 2 years?
asked by Steve 
physics
computercontrolled display screens provide drivers in the Indianapolis 500 with a variety of information about how their cars are performing. for instance, as ac car is going through a turn, a speed of 221 mi/h (98.8m/s) and centripetal acceleration of
asked by bob 
math
Ms.Nikkel wants to divide her class of 23 students into 4 equal teams.Is this reasonable?Why or why not
asked by sophia 
Physics
A ball of mass 0.15kg is dropped from a height of 1.0m onto a flat surface and rebounds to a height of 0.35m. Calculate: (a) The speed of the ball just before the impact, (b) The speed of the ball just after impact, (c) The change of momentum, (d) The
asked by Valentina 
physics
a car at 54 km\h is 60 km behind a truck traveling at 10 m\s. how long will it take the car to reach the truck?
asked by Zahraa 
9th grade algebra (factoring)
Can you check the following problems? Factor the following. 1. x^2 + 9x + 18 = (x + 6)(x + 3) 8. 3x^3  24x^2  60x = 3x(x^2  8x  20) = 3x(x10)(x + 2) 9. 5x^4  5x^3  30x^2 = 5x^2(x^2  x  6) = 5x^2(x  3)(x + 2) 10. 6x^2  x  2 = (x  4/6)(x + 3/6)
asked by Alexis 
Physics
A uniform ladder of length 20.0m and weight 750 N is propped up against a smooth vertical wall with its lower end on a rough horizontal surface. The coefficient of friction between the ladder and this horizontal surface is 0.40. (a) Draw a diagram for the
asked by Valentina 
economics
Why was Nicaragua important to America’s economy?
asked by patricia 
Physics honors
If a racer runs at an average speed of 7m/a how far will she run in 1 min 45 seconds?
asked by Ayanna 
Math m
The train traveled 250 mi in 2 h . If it traveled at the same rate of speed, how long would it take the train to travel 600 mi?
asked by Anonymous 
Physics
How will the elastic potential energy and the gravitational potential energy change at different points in the oscillation?
asked by Kieyara 
English
1. Do you want to know more? (What is the part of speech of 'more'? Is it an adjective or an adverb?) 2. Look at this map of Dokdo. 3. Look at this map of Dokdo's. 4. Look at this Dokdo's map. (Dokdo is a small island. Which one is right? #4 is incorrect.
asked by rfvv 
Algebra
A team won 6 out 8 games played this season? What percent of games did they win? 6 divided by 8= 0.75, but 75% is the wrong answer. What is the correct answer?
asked by Elizabeth 
physics
A 40.2kg skater is standing at rest in front of a wall. By pushing against the wall she propels herself backward with a velocity of 1.84 m/s. Her hands are in contact with the wall for 1.17 s. Ignore friction and wind resistance. Find the average force
asked by BrookeNeed 
Math
Suzanne bought 50 apples at the apple orchard. She bought 4 times as many red apples as green apples. How many more red apples than green apples did Suzanne buy?
asked by Maria 
Algebra
Suppose U={...3,2,1,0,1,2,3...} is the universal set and R={...3,1,1,3...}. What is R? A. {2,0,2} B. {...4,2,0,2,4...} C. {...4,2,2,4...} D. {4,2,2,4} I think it is C. Thank you!
asked by Molly 
LANGUAGE ARTS
Write an essay in which you analyze the importance of plot events and characters’ actions to the development of a story’s theme. Review and evaluate a story from the unit that has a clearly identifiable theme. You might choose “Raymond’s Run” by
asked by CHECK MY ANSWERS PLEAAAAAASSSSSSSSEEEEEEEE 
physics
a car at 54 km\h is 60 km behind a truck traveling at 10 m\s. how long will it take the car to reach the truck?
asked by Zahraa 
tri
a vertex of an isosceles is 4020 degrees. each leg measure 320mm. find the length of the base
asked by mereg 
math
1)Question : granny georgette and kiwi have a combined age of 77 if kiwi is 13 years less than twice granny georgette age how old is kiwi. 2x + 13 = 77 2x=7713 2x=64 x=64  x=32 kiwis age 2
asked by zar 
math
john has horses and chickens he has 3 less chickens than horses, if you count the total number of legs for chickens and horses you will get 24 how many chickens does john have? answer pls and show how did you get it thanks
asked by zar 
Math
Compare partial products and regrouping. Describe how the methods are alike and different. ♡♡♡♡?????????
asked by Lena